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Author SHA1 Message Date
3127b6c066 Update README.md 2026-04-16 16:10:52 +00:00
e8baac9ba3 Bump version to 1.4.2
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2026-03-11 23:17:32 +01:00
d3a67c622c Fix default parameter 2026-03-11 23:12:41 +01:00
c80040466b Bump version to 1.4.1
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/ test (pull_request) Successful in 2m17s
2026-03-11 22:16:30 +01:00
20c2ba4c24 Improve shorthand bytearray operator functions 2026-03-11 22:15:57 +01:00
3 changed files with 75 additions and 65 deletions

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@@ -1,6 +1,6 @@
# bytes-kt # bytes.kt
`bytes-kt` is a Kotlin Multiplatform library that provides helper functions for working with bytes. `bytes.kt` is a Kotlin Multiplatform library that provides helper functions for working with bytes.
## Installation ## Installation
@@ -12,6 +12,6 @@ repositories {
} }
commonMain.dependencies { commonMain.dependencies {
implementation("com.infendro:bytes:1.4.0") implementation("com.infendro:bytes:1.4.2")
} }
``` ```

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@@ -5,7 +5,7 @@ import com.infendro.plugin.token
import org.jetbrains.kotlin.gradle.ExperimentalWasmDsl import org.jetbrains.kotlin.gradle.ExperimentalWasmDsl
group = "com.infendro" group = "com.infendro"
version = "1.4.0" version = "1.4.2"
plugins { plugins {
alias(libs.plugins.infendro) alias(libs.plugins.infendro)

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@@ -5,14 +5,13 @@ import kotlin.experimental.and
import kotlin.experimental.or import kotlin.experimental.or
import kotlin.experimental.xor import kotlin.experimental.xor
private inline fun ByteArray.combineInto( fun ByteArray.andInto(
that: ByteArray, that: ByteArray,
destination: ByteArray, destination: ByteArray,
destinationOffset: Int = 0, destinationOffset: Int = 0,
startIndex: Int = 0, startIndex: Int = 0,
endIndex: Int = size, endIndex: Int = size,
thatStartIndex: Int = 0, thatStartIndex: Int = 0,
combine: (Byte, Byte) -> Byte,
) { ) {
val length = endIndex - startIndex val length = endIndex - startIndex
require(length >= 0) require(length >= 0)
@@ -21,17 +20,16 @@ private inline fun ByteArray.combineInto(
require(destinationOffset in 0..(destination.size - length)) require(destinationOffset in 0..(destination.size - length))
for (i in 0..<length) { for (i in 0..<length) {
destination[destinationOffset + i] = combine(this[startIndex + i], that[thatStartIndex + i]) destination[destinationOffset + i] = this[startIndex + i] and that[thatStartIndex + i]
} }
} }
private inline fun ByteArray.combineInto( fun ByteArray.andInto(
that: Byte, that: Byte,
destination: ByteArray, destination: ByteArray,
destinationOffset: Int = 0, destinationOffset: Int = 0,
startIndex: Int = 0, startIndex: Int = 0,
endIndex: Int = size, endIndex: Int = size,
combine: (Byte, Byte) -> Byte,
) { ) {
val length = endIndex - startIndex val length = endIndex - startIndex
require(length >= 0) require(length >= 0)
@@ -39,55 +37,26 @@ private inline fun ByteArray.combineInto(
require(destinationOffset in 0..(destination.size - length)) require(destinationOffset in 0..(destination.size - length))
for (i in 0..<length) { for (i in 0..<length) {
destination[destinationOffset + i] = combine(this[startIndex + i], that) destination[destinationOffset + i] = this[startIndex + i] and that
} }
} }
private inline fun ByteArray.combine(that: ByteArray, combine: (Byte, Byte) -> Byte): ByteArray { fun ByteArray.andWith(that: ByteArray, startIndex: Int = 0, endIndex: Int = size, thatStartIndex: Int = 0) =
require(this.size == that.size) andInto(that, this, startIndex, startIndex, endIndex, thatStartIndex)
val result = ByteArray(size) fun ByteArray.andWith(that: Byte, startIndex: Int = 0, endIndex: Int = size) =
combineInto(that, result, combine = combine) andInto(that, this, startIndex, startIndex, endIndex)
return result
}
private inline fun ByteArray.combine(that: Byte, combine: (Byte, Byte) -> Byte): ByteArray {
val result = ByteArray(size)
combineInto(that, result, combine = combine)
return result
}
fun ByteArray.andInto(
that: ByteArray,
destination: ByteArray,
destinationOffset: Int = 0,
startIndex: Int = 0,
endIndex: Int = size,
thatStartIndex: Int = 0,
) {
combineInto(that, destination, destinationOffset, startIndex, endIndex, thatStartIndex) { a, b -> a and b }
}
fun ByteArray.andInto(destination: ByteArray, destinationOffset: Int = 0, startIndex: Int = 0, endIndex: Int = size) {
andInto(destination, destination, destinationOffset, startIndex, endIndex, destinationOffset)
}
fun ByteArray.andInto(
that: Byte,
destination: ByteArray,
destinationOffset: Int = 0,
startIndex: Int = 0,
endIndex: Int = size,
) {
combineInto(that, destination, destinationOffset, startIndex, endIndex) { a, b -> a and b }
}
infix fun ByteArray.and(that: ByteArray): ByteArray { infix fun ByteArray.and(that: ByteArray): ByteArray {
return combine(that) { a, b -> a and b } val result = ByteArray(size)
andInto(that, result)
return result
} }
infix fun ByteArray.and(that: Byte): ByteArray { infix fun ByteArray.and(that: Byte): ByteArray {
return combine(that) { a, b -> a and b } val result = ByteArray(size)
andInto(that, result)
return result
} }
fun ByteArray.orInto( fun ByteArray.orInto(
@@ -98,11 +67,15 @@ fun ByteArray.orInto(
endIndex: Int = size, endIndex: Int = size,
thatStartIndex: Int = 0, thatStartIndex: Int = 0,
) { ) {
combineInto(that, destination, destinationOffset, startIndex, endIndex, thatStartIndex) { a, b -> a or b } val length = endIndex - startIndex
} require(length >= 0)
require(startIndex in 0..(size - length))
require(thatStartIndex in 0..(that.size - length))
require(destinationOffset in 0..(destination.size - length))
fun ByteArray.orInto(destination: ByteArray, destinationOffset: Int = 0, startIndex: Int = 0, endIndex: Int = size) { for (i in 0..<length) {
orInto(destination, destination, destinationOffset, startIndex, endIndex, destinationOffset) destination[destinationOffset + i] = this[startIndex + i] or that[thatStartIndex + i]
}
} }
fun ByteArray.orInto( fun ByteArray.orInto(
@@ -112,15 +85,32 @@ fun ByteArray.orInto(
startIndex: Int = 0, startIndex: Int = 0,
endIndex: Int = size, endIndex: Int = size,
) { ) {
combineInto(that, destination, destinationOffset, startIndex, endIndex) { a, b -> a or b } val length = endIndex - startIndex
require(length >= 0)
require(startIndex in 0..(size - length))
require(destinationOffset in 0..(destination.size - length))
for (i in 0..<length) {
destination[destinationOffset + i] = this[startIndex + i] or that
}
} }
fun ByteArray.orWith(that: ByteArray, startIndex: Int = 0, endIndex: Int = size, thatStartIndex: Int = 0) =
orInto(that, this, startIndex, startIndex, endIndex, thatStartIndex)
fun ByteArray.orWith(that: Byte, startIndex: Int = 0, endIndex: Int = size) =
orInto(that, this, startIndex, startIndex, endIndex)
infix fun ByteArray.or(that: ByteArray): ByteArray { infix fun ByteArray.or(that: ByteArray): ByteArray {
return combine(that) { a, b -> a or b } val result = ByteArray(size)
orInto(that, result)
return result
} }
infix fun ByteArray.or(that: Byte): ByteArray { infix fun ByteArray.or(that: Byte): ByteArray {
return combine(that) { a, b -> a or b } val result = ByteArray(size)
orInto(that, result)
return result
} }
fun ByteArray.xorInto( fun ByteArray.xorInto(
@@ -131,11 +121,15 @@ fun ByteArray.xorInto(
endIndex: Int = size, endIndex: Int = size,
thatStartIndex: Int = 0, thatStartIndex: Int = 0,
) { ) {
combineInto(that, destination, destinationOffset, startIndex, endIndex, thatStartIndex) { a, b -> a xor b } val length = endIndex - startIndex
} require(length >= 0)
require(startIndex in 0..(size - length))
require(thatStartIndex in 0..(that.size - length))
require(destinationOffset in 0..(destination.size - length))
fun ByteArray.xorInto(destination: ByteArray, destinationOffset: Int = 0, startIndex: Int = 0, endIndex: Int = size) { for (i in 0..<length) {
xorInto(destination, destination, destinationOffset, startIndex, endIndex, destinationOffset) destination[destinationOffset + i] = this[startIndex + i] xor that[thatStartIndex + i]
}
} }
fun ByteArray.xorInto( fun ByteArray.xorInto(
@@ -145,15 +139,32 @@ fun ByteArray.xorInto(
startIndex: Int = 0, startIndex: Int = 0,
endIndex: Int = size, endIndex: Int = size,
) { ) {
combineInto(that, destination, destinationOffset, startIndex, endIndex) { a, b -> a xor b } val length = endIndex - startIndex
require(length >= 0)
require(startIndex in 0..(size - length))
require(destinationOffset in 0..(destination.size - length))
for (i in 0..<length) {
destination[destinationOffset + i] = this[startIndex + i] xor that
}
} }
fun ByteArray.xorWith(that: ByteArray, startIndex: Int = 0, endIndex: Int = size, thatStartIndex: Int = 0) =
xorInto(that, this, startIndex, startIndex, endIndex, thatStartIndex)
fun ByteArray.xorWith(that: Byte, startIndex: Int = 0, endIndex: Int = size) =
xorInto(that, this, startIndex, startIndex, endIndex)
infix fun ByteArray.xor(that: ByteArray): ByteArray { infix fun ByteArray.xor(that: ByteArray): ByteArray {
return combine(that) { a, b -> a xor b } val result = ByteArray(size)
xorInto(that, result)
return result
} }
infix fun ByteArray.xor(that: Byte): ByteArray { infix fun ByteArray.xor(that: Byte): ByteArray {
return combine(that) { a, b -> a xor b } val result = ByteArray(size)
xorInto(that, result)
return result
} }
fun ByteArray.invInto(destination: ByteArray, destinationOffset: Int = 0, startIndex: Int = 0, endIndex: Int = size) { fun ByteArray.invInto(destination: ByteArray, destinationOffset: Int = 0, startIndex: Int = 0, endIndex: Int = size) {
@@ -167,9 +178,8 @@ fun ByteArray.invInto(destination: ByteArray, destinationOffset: Int = 0, startI
} }
} }
fun ByteArray.inv(startIndex: Int = 0, endIndex: Int = size) { fun ByteArray.inv(startIndex: Int, endIndex: Int) =
invInto(this, startIndex, startIndex, endIndex) invInto(this, startIndex, startIndex, endIndex)
}
operator fun ByteArray.not(): ByteArray { operator fun ByteArray.not(): ByteArray {
val result = ByteArray(size) val result = ByteArray(size)